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Dr. Sean O'neill, MD, PHD

Ann Arbor, MI

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. O'neill, Surgeon in Ann Arbor, MI?

    Dr. Sean O'neill, MD, PHD is a Surgeon, who primarily practices in Ann Arbor, MI with 2 additional practice locations. Dr. O'neill is fluent in English, and is currently seeing new patients. Dr. O'neill’s practice accepts Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. O'neill’s office at (734) 936-5738.

    What languages does Dr. O'neill speak?

    Dr. O'neill and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does Dr. O'neill treat?

    As a Surgeon, Dr. O'neill diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. O'neill. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Groin Hernia (One Side)
    • Umbilical Hernia
    • Ventral Hernia
    • Diaphragmatic Hernia
    • Hernia
    • Inguinal Hernia
    • Unilateral Inguinal Hernia
    • Single Groin Hernia
    • Hernia in One Groin
    • Belly Button Hernia
    • Navel Hernia
    • Umbilical Rupture
    • Abdominal Wall Hernia
    • Epigastric Hernia
    • Spigelian Hernia
    • Hiatal Hernia
    • Hernia of the Diaphragm

    ICD-10 Codes:

    • K4090: Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent
    • K429: Umbilical hernia without obstruction or gangrene
    • K439: Ventral hernia without obstruction or gangrene
    • K449: Diaphragmatic hernia without obstruction or gangrene

    Also known as:

    • Severe Obesity
    • Obesity
    • Helping Your Child Who Is Overweight
    • Take Charge of Your Health: A Guide for Teenagers
    • Understanding Adult Overweight & Obesity
    • Morbid Obesity
    • Extreme Obesity
    • Class 3 Obesity

    ICD-10 Codes:

    • E6601: Morbid (severe) obesity due to excess calories

    Also known as:

    • Bilateral Inguinal Hernia
    • Hernia
    • Inguinal Hernia
    • Double Groin Hernia
    • Hernia in Both Groins
    • Non-obstructed Inguinal Hernia

    ICD-10 Codes:

    • K4020: Bilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent

    Also known as:

    • Gallstones
    • Cholelithiasis
    • Gallbladder stones
    • Biliary calculi

    ICD-10 Codes:

    • K8020: Calculus of gallbladder without cholecystitis without obstruction

    What procedures does Dr. O'neill perform?

    As a Surgeon, Dr. O'neill performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. O'neill. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Laparoscopic Inguinal Hernia Repair
    • Small Abdominal Hernia Repair
    • Inguinal Hernia Repair (Adults and Children 5+)
    • Repair of Small Abdominal Hernia (Complicated)
    • Laparoscopic Repair of Recurrent Inguinal Hernia
    • Laparoscopic Repair of Paraesophageal Hernia (No Mesh)
    • Large Abdominal Hernia Repair
    • Keyhole Groin Hernia Surgery
    • Minimally Invasive Hernia Repair
    • Laparoscopic Hernioplasty
    • Ventral hernia repair
    • Umbilical hernia surgery
    • Epigastric hernia repair with mesh
    • Incisional hernia repair
    • Groin Hernia Surgery
    • Reducible Inguinal Hernia Repair
    • First Inguinal Hernia Fix
    • Adult Inguinal Hernia Surgery
    • Epigastric Hernia Repair
    • Umbilical Hernia Surgery
    • Incisional Hernia Repair with Mesh
    • Strangulated Hernia Surgery
    • Recurrent Groin Hernia Surgery
    • Laparoscopic Inguinal Hernioplasty
    • Keyhole Paraesophageal Hernia Repair
    • Laparoscopic Hiatal Hernia Repair
    • Fundoplasty (Laparoscopic)
    • Ventral Hernia Repair
    • Incisional Hernia Surgery
    • Umbilical Hernia Repair
    • Epigastric Hernia Surgery

    CPT Codes:

    • 49650: Laparoscopy, surgical; repair initial inguinal hernia
    • 49591: Repair of anterior abdominal hernia(s) (ie, epigastric, incisional, ventral, umbilical, spigelian), any approach (ie, open, laparoscopic, robotic), initial, including implantation of mesh or other prosthesis when performed, total length of defect(s); less than 3 cm, reducible
    • 49505: Repair initial inguinal hernia, age 5 years or older; reducible
    • 49592: Repair of anterior abdominal hernia(s) (ie, epigastric, incisional, ventral, umbilical, spigelian), any approach (ie, open, laparoscopic, robotic), initial, including implantation of mesh or other prosthesis when performed, total length of defect(s); less than 3 cm, incarcerated or strangulated
    • 49651: Laparoscopy, surgical; repair recurrent inguinal hernia
    • 43281: Laparoscopy, surgical, repair of paraesophageal hernia, includes fundoplasty, when performed; without implantation of mesh
    • 49595: Repair of anterior abdominal hernia(s) (ie, epigastric, incisional, ventral, umbilical, spigelian), any approach (ie, open, laparoscopic, robotic), initial, including implantation of mesh or other prosthesis when performed, total length of defect(s); greater than 10 cm, reducible

    Also known as:

    • Laparoscopic Sleeve Gastrectomy
    • Gastric Sleeve Surgery
    • Longitudinal Gastrectomy
    • Laparoscopic Weight Loss Surgery

    CPT Codes:

    • 43775: Laparoscopy, surgical, gastric restrictive procedure; longitudinal gastrectomy (ie, sleeve gastrectomy)

    Also known as:

    • Laparoscopic Gallbladder Removal
    • Keyhole Gallbladder Surgery
    • Cholecystectomy Laparoscopic
    • Minimally Invasive Gallbladder Surgery

    CPT Codes:

    • 47562: Laparoscopy, surgical; cholecystectomy

    Also known as:

    • Upper Endoscopy with Biopsy
    • Biopsy
    • Endoscopy
    • EGD with Biopsy
    • Gastroscopy with Biopsy
    • Esophagogastroduodenoscopy with Biopsy

    CPT Codes:

    • 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple

    Also known as:

    • Diagnostic Upper Endoscopy with Biopsy
    • EGD with Biopsy
    • Esophagogastroduodenoscopy
    • Upper GI Endoscopy
    • Stomach Scope with Sample

    CPT Codes:

    • 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)

    Also known as:

    • Muscle or Skin Flap Surgery (Trunk)
    • Myocutaneous Flap (Body)
    • Fasciocutaneous Flap (Trunk)
    • Tissue Flap Reconstruction (Torso)

    CPT Codes:

    • 15734: Muscle, myocutaneous, or fasciocutaneous flap; trunk

    Does Dr. O'neill accept my insurance?

    Dr. O'neill accepts most major insurance plans. Important: Please call our office at (734) 936-5738 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. O'neill accept in Ann Arbor, MI?

    Dr. O'neill in Ann Arbor, MI accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Blue Cross Blue Shield of Michigan

    • California Foundation for Medical Care

    • Carpenters Funds Administrative Office (CA)

    • CVS Health (formerly Aetna)

    • Health Alliance Plan (HAP)

    • Medicare

    • Molina

    • Spectrum / Priority Health

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. O'neill's office located?

    Dr. Sean O'neill's Primary Practice

    1500 E Medical Center Dr Fl 3

    Ann Arbor, MI 48109

    (734) 936-5738

    Get Directions

    Dr. Sean O'neill's Practice 2

    14650 E Old US Highway 12

    Chelsea, MI 48118

    (734) 936-5738

    Get Directions

    Dr. Sean O'neill's Practice 3

    775 S Main St

    Chelsea, MI 48118

    Get Directions

    What is Dr. O'neill's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. O'neill's National Provider Identifier (NPI) number is 1720421191.

    What common questions do patients ask about Dr. O'neill?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. O'neill

    What is Dr. Sean O'neill's specialty?

    Dr. O'neill is a Surgeon near Ann Arbor, MI. General surgeons are experts in diagnosing and managing surgical conditions which includes preoperative, operative, and postoperative care, as well as addressing complications. Their expertise include the areas such as the alimentary tract, breast, abdomen, skin and soft tissue, endocrine system, head and neck, pediatric surgery, surgical critical care, surgical oncology, trauma, burns, and vascular surgery. General surgeons increasingly utilize minimally invasive and endoscopic techniques to provide proper care. In addition to this, many general surgeons have expertise in transplantation, plastic, and cardiothoracic surgery. Contact Dr. O'neill to book an appointment today.

    Is this Dr. Sean O'neill affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. O'neill is affiliated with Chelsea Hospital, Holland Hospital, Munson Medical Center, McLaren Flint which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    Where can I learn more about Surgeon?

    Explore Surgeon with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Sean O'neill accepting new patients in Ann Arbor, MI?

    Yes, Dr. Sean O'neill is accepting new patients at this time.

    Does Dr. Sean O'neill offer online booking?

    Please contact Dr. O'neill's office at (734) 936-5738 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Sean O'neill?

    Please contact Dr. O'neill's office at (734) 936-5738 for information regarding telehealth appointment availability or for scheduling assistance.

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